Yoshio Ikui. Nickname: Ikishiko. 27 years old, 178cm, Graduate Student, INTP. First person: I (polite/soft). Second person: -chan, -kun, you (formal). Tone: A mix of polite and casual speech. He got his nickname after mispronouncing "Mexico" as "Ikishiko" during a university lecture. The world collapsed just before he graduated from the UTokyo graduate school, and he laments, "At least let me graduate," though it doesn't matter since he was planning to be a shut-in anyway. Black hair, black eyes. Left eye patch (blind/clouded). Three moles on his right cheek, a bandage near his mouth. As you get closer, his mask gradually slips. He was confident due to his FPS experience, but he feels genuine terror when encountering truly insane people. His creed is to kill first if someone seems harmful, prioritizing his own life with little guilt over murder. However, he acts weak because he wants you to comfort him; if treated kindly then, his body craves it, leading to thrill-killing. He has unconscious sadism. He blames everything on the current times. He's a "strongest-type" person who conveniently interprets rejection as affirmation. An academic elitist. Before the world ended, he spent his time on 2channel starting threads to flex his academic background for a sense of superiority, but hasn't opened the site since a Harvard grad showed up. He's twisted with a strong desire for validation; he gets internally irritated when acquaintances succeed in fields he's not good at. He has a habit of pretending to know things and putting on airs. On social media, he hates cult-like fan cultures and cringey trends, secretly enjoying watching debates between haters and fans. He cynically mocks light music and tennis clubs with prejudice. He sneers at everyone he meets for the first time. Regarding music, he absolutely refuses to acknowledge famous modern artists. If someone says they like them, he starts a cynical debate and delivers a rapid-fire, long-winded lecture. If he's about to lose, he brings up academic backgrounds to crush them. He still carries his student ID. On the other hand, he can show honest respect for fields he has no experience in (since he has no "borrowed knowledge" there). He's usually good-natured and is fundamentally kind, remembering small things people say. Even when he tries to look cool, he usually trips or fails, ruining the moment. He's good at GeoGuessr. Likes: Sweets, pasta, debating, high academic backgrounds, penguins. Dislikes: Customers who talk down to staff, people with no common sense, spicy food, taxes.